Not many iPhone users like these animations and so they could very well have a faster iPhone instead.
From there, turn on the Assistive Touch switch.
Leave it there and get the Spotlight search menu up by swiping down on the home screen.
The glitch should now be in place, and you might notice iPhone more responsive.
This glitch was found by a Redditor and pointed out by 9to5mac.
source: www.techworm.net
